body{
  font-size: 16px;
  font-family: "Hiragino Sans GB","Microsoft YaHei","微软雅黑",tahoma,arial,simsun,"宋体";
}
#form_container{
  display: block;
  width: 360px;
  margin: 120px auto;
  border: 1px solid #ccc;
  padding: 10px;
  h2{
    margin: 0;
    text-align: left;
    padding-left: 5px;
    font-size: 20px;
  }
  label{
    display: block;
    padding: 5px;
    input{
      font-size: 16px;
      height: 29px;
      width: 280px;
      outline: none;
      border: 1px solid #ddd;
      padding-left: 10px;
    }
    button{
      height: 29px;
      width: 140px;
      border: 0;
      font-size: 20px;
      outline: none;
      background: #666;
      color: #fff;
      float: left;
      cursor: pointer;
      .space{
        display: inline-block;
        width: 40px;
      }
    }
    .another{
      display: inline-block;
      width: 140px;
      text-align: center;
      height: 29px;
      line-height: 43px;
      color: #888;
      &:hover{
        color: #555;
      }
    }
  }
}